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package common_handler
import (
"io"
"net/http"
"github.com/QuantumNous/new-api/common"
"github.com/QuantumNous/new-api/constant"
"github.com/QuantumNous/new-api/dto"
"github.com/QuantumNous/new-api/relay/channel/xinference"
relaycommon "github.com/QuantumNous/new-api/relay/common"
"github.com/QuantumNous/new-api/service"
"github.com/QuantumNous/new-api/types"
"github.com/gin-gonic/gin"
)
func RerankHandler(c *gin.Context, info *relaycommon.RelayInfo, resp *http.Response) (*dto.Usage, *types.NewAPIError) {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return nil, types.NewOpenAIError(err, types.ErrorCodeReadResponseBodyFailed, http.StatusInternalServerError)
}
service.CloseResponseBodyGracefully(resp)
if common.DebugEnabled {
println("reranker response body: ", string(responseBody))
}
var jinaResp dto.RerankResponse
if info.ChannelType == constant.ChannelTypeXinference {
var xinRerankResponse xinference.XinRerankResponse
err = common.Unmarshal(responseBody, &xinRerankResponse)
if err != nil {
return nil, types.NewOpenAIError(err, types.ErrorCodeBadResponseBody, http.StatusInternalServerError)
}
jinaRespResults := make([]dto.RerankResponseResult, len(xinRerankResponse.Results))
for i, result := range xinRerankResponse.Results {
respResult := dto.RerankResponseResult{
Index: result.Index,
RelevanceScore: result.RelevanceScore,
}
if info.ReturnDocuments {
var document any
if result.Document != nil {
if doc, ok := result.Document.(string); ok {
if doc == "" {
document = info.Documents[result.Index]
} else {
document = doc
}
} else {
document = result.Document
}
}
respResult.Document = document
}
jinaRespResults[i] = respResult
}
jinaResp = dto.RerankResponse{
Results: jinaRespResults,
Usage: dto.Usage{
PromptTokens: info.PromptTokens,
TotalTokens: info.PromptTokens,
},
}
} else {
err = common.Unmarshal(responseBody, &jinaResp)
if err != nil {
return nil, types.NewOpenAIError(err, types.ErrorCodeBadResponseBody, http.StatusInternalServerError)
}
jinaResp.Usage.PromptTokens = jinaResp.Usage.TotalTokens
}
c.Writer.Header().Set("Content-Type", "application/json")
c.JSON(http.StatusOK, jinaResp)
return &jinaResp.Usage, nil
}
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